Pro-Ject Phono Box S3 B vs ART DJ Pre II
We compare the Pro-Ject Phono Box S3 B and ART DJ Pre II head-to-head on performance, features, value, and more. Here's which one wins.
Pro-Ject Phono Box S3 B
Scored 9/10 in our testing
Pro-Ject Phono Box S3 B
Serious vinyl collectors wanting a long-term reference preamp
ART DJ Pre II
New vinyl listeners wanting a meaningful upgrade from a built-in turntable preamp
Score Breakdown
| Pro-Ject Phono Box S3 B | Category | ART DJ Pre II |
|---|---|---|
| 10/10 ✓ | Performance | 7/10 |
| 10/10 ✓ | Features | 6/10 |
| 7/10 | Ease of Use | ✓ 9/10 |
| 8/10 | Value | ✓ 10/10 |
| 9/10 ✓ | Overall | 8/10 |
Specs Comparison
| Pro-Ject Phono Box S3 B | Spec | ART DJ Pre II |
|---|---|---|
| MM + MC | Inputs | MM only |
| 40-66dB (7 settings) | Gain | Adjustable via knob |
| 10+ loading options | Impedance | RCA |
| RCA + balanced XLR | Output | Output level control + filter |
Pro-Ject Phono Box S3 B
Pros
- + Extensive gain and impedance loading options for any cartridge
- + Balanced XLR output for noise-free long cable runs
- + Superb build quality in a compact metal chassis
Cons
- − More expensive than the iFi Zen Phono
- − DIP switches require opening the case for some adjustments
- − Overkill for casual listeners with MM-only cartridges
ART DJ Pre II
Pros
- + Variable output level control is rare at any price
- + Audible upgrade over any built-in turntable preamp
- + Proven reliability over 10+ years of production
Cons
- − MM only -- no MC cartridge support
- − Wall-wart power supply is basic
- − RIAA accuracy is good but not reference-grade
Our Verdict
Based on our scoring, the Pro-Ject Phono Box S3 B comes out on top with an overall score of 9/10. The Pro-Ject Phono Box S3 B is the preamp for vinyl collectors who want to optimize for their specific cartridge. Seven gain settings and extensive impedance loading options let you fine-tune the signal chain. Balanced XLR output keeps noise at bay on longer cable runs.
Buy the Pro-Ject Phono Box S3 B on AmazonRead the full Best Vinyl Preamps 2026 guide for complete reviews of all 3 products.